A novelist receives a letter from a female university student named Kubo about strange sounds that emanate from a room in her apartment. They begin to investigate incidents involving former residents, and eventually discover the shocking truths lurking inside the building.
I
Kubo
Yoshiaki Hiraoka
Tetsuo Misawa
Naoto
Tamura
Yamamoto
Head of Okuyama Family
Tanokura
Kuniya
Kawada
Shoichi Iida
Eiko Iida
Henmi
Henmi's Husband
Ito
Kajikawa
Mashiko
Mashiko's Father-in-law
Mashiko's Mother-in-law
Mashiko's Husband
Sayako's Younger Sister
Sayako Kusakabe
Young Sayako Kusakabe
Toshie Takano
Real Estate Agent
Yashima
Kazuya Iida
Misao Nakamura
Manabe
